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fix unsound access in EvtBox

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This commit is contained in:
goueslati
2023-06-22 15:59:03 +01:00
parent 810c6af77a
commit 3dbd58f40e
3 changed files with 5 additions and 12 deletions
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10
embassy-stm32-wpan/src/evt.rs
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@ -106,14 +106,6 @@ impl EvtBox {
Self { ptr }
}
pub fn evt<'a>(&self) -> &'a [u8] {
unsafe {
let evt_packet = &(*self.ptr);
core::slice::from_raw_parts(evt_packet as *const _ as *const u8, core::mem::size_of::<EvtPacket>())
}
}
/// Returns information about the event
pub fn stub(&self) -> EvtStub {
unsafe {
@ -137,7 +129,7 @@ impl EvtBox {
/// writes an underlying [`EvtPacket`] into the provided buffer.
/// Returns the number of bytes that were written.
/// Returns an error if event kind is unknown or if provided buffer size is not enough.
pub fn serial<'a>(&self) -> &'a [u8] {
pub fn serial<'a>(&'a self) -> &'a [u8] {
unsafe {
let evt_serial: *const EvtSerial = &(*self.ptr).evt_serial;
let evt_serial_buf: *const u8 = evt_serial.cast();